Great Lakes Forecast
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FZUS63 KDTX 190200
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
1000 PM EDT Mon Sep 18 2017

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.SYNOPSIS...High pressure, 30.20 inches, will move from Lake
Superior into eastern Ontario late tonight. The weakening cold front
it drove through the region today has stalled over the Ohio
Valley where it will continue to weaken into Tuesday. High
pressure will expand across the eastern Great Lakes on Wednesday
where it will persist through the end of the week.

LCZ460-190815-
Lake St Clair-
1000 PM EDT Mon Sep 18 2017

.REST OF TONIGHT...Northeast winds 5 to 10 knots. Mostly cloudy.
A chance of showers late. Waves 2 feet or less.
.TUESDAY...Northeast winds 5 to 10 knots until late afternoon
becoming light and variable. Mostly cloudy with a chance of light
showers. Waves 2 feet or less.
.TUESDAY NIGHT...East winds 5 to 10 knots until early morning
becoming light and variable. Mostly cloudy with a chance of light
showers early in the evening...then partly cloudy in the late
evening and overnight. Waves 2 feet or less.
.WEDNESDAY...Light and variable winds becoming southeast 5 to 10
knots late in the afternoon. Partly sunny. Waves 2 feet or less.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots in the evening
becoming light and variable. Mostly clear. Waves 2 feet or less.
.THURSDAY...Light and variable winds becoming southeast 5 to 10
knots in the afternoon and evening. Mostly sunny until late
afternoon becoming clear. Waves 2 feet or less.
.FRIDAY...Light and variable winds. Clear. Waves 2 feet or less.
.SATURDAY...Light and variable winds. Clear. Waves 2 feet or less.

$$

BT

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftablesc

Graphical marine forecasts are available at weather.gov/greatlakes



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